c485f7e986
The system port creation in ALSA OSS sequencer was wrongly checked against to the port number that can be never negative. The error code should be checked rather against the ioctl call. This patch corrects the error check. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Link: https://lore.kernel.org/r/20210617134742.6321-1-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>